2021973105

素因数分解:

$3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{195077}}^1$

素因数の和:195776

約数の個数: 16

約数和(自身を含む): 3239855424

約数和(自身を除く): 1217882319

約数列:

[1, 3, 5, 15, 691, 2073, 3455, 10365, 195077, 585231, 975385, 2926155, 134798207, 404394621, 673991035, 2021973105]

約数ペア:

[(1, 2021973105), (3, 673991035), (5, 404394621), (15, 134798207), (691, 2926155), (2073, 975385), (3455, 585231), (10365, 195077)]